Home / 4,988.44-6,883.41-2,999.35

Finding the Fourth Proportional to 4,988.44, 6,883.41 and 2,999.35

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Solution

The fourth proportional to 4,988.44, 6,883.41 and 2,999.35 is: 4,138.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.44 : 6,883.41 = 2,999.35 : x
  2. Step 2: Convert to fraction form
    4,988.44/6,883.41 = 2,999.35/x
  3. Step 3: Cross multiply
    4,988.44x = 6,883.41 × 2,999.35
  4. Step 4: Simplify right side
    4,988.44x = 20,645,755.78
  5. Step 5: Solve for x
    x = 20,645,755.78/4,988.44
  6. Step 6: Final answer
    x = 4,138.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.